/ Dictionary / Index G G/A con.: Meaning and Definition of Find definitions for: G/A con. Pronunciation: [key] — Insurance. Insurance. general average contribution. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. gaby gad Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language